Clamping frame



FIG. 1 is a top, front and right-side perspective view showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a front elevational view, the rear view being a mirror image; and,

FIG. 4 is a right side elevational view, the left side elevational view being a mirror image thereof. 

The ornamental design for a clamping frame, as shown and described. 